Which of the following pairs of linear equations will have no common solution when…

MATHEMATICS · Single correct · CBSE · Mathematics · Pair of Linear Equations in Two Variables · Pair of Linear Equations in Two Variables

Problem

Which of the following pairs of linear equations will have no common solution when graphed on the same coordinate plane? (a)

x + y - 4 = 0 \quad\text{and}\quad 2x + 2y - 8 = 0

(b)

x - y + 3 = 0 \quad\text{and}\quad 2x + y - 1 = 0

(c)

3x - 2y + 5 = 0 \quad\text{and}\quad 6x - 4y - 1 = 0

(d)

3x + 4y - 1 = 0 \quad\text{and}\quad 6x + 4y - 1 = 0